RM WHF-4.0DG1 Steel Roof Whole House Fan
| Type | Roof Mount Whole House Fans |
|---|---|
| Fan Voltage | 120 V AC |
| Coverage (Square-Ft.) | 1220 to 2831 |
| CFM High | 3,543 cfm |
| CFM Medium | 3,205 cfm |
| Item | Whole House Fan |
| Housing Finish | Powder Coated |
| Includes | Accessory Bag, Cut-Out Template, RF Wireless Control Kit, RM WHF-4.0 Fan |
| Number of Blades | 3 |
| Requires | 24 in Roof Rafter/24 in Center Joist |
| CFM Low | 2,878 cfm |
| Motor Type | Electronically Commutated |
| Watts | 451/316/219 W |
| Hz | 60 |
| Height (In.) | 15 |
| Phase | 1 |
| Housing Material | Steel |
| Amps | 5.5/3.9/2.8 A |
| Fits | 24 in Roof Rafter/24 in Center Joist |
| For High-Static Pressure Applications | Yes |
| Blade Diameter | 22 in |
| Grille Material | Aluminum |
| Speed Controllable | Yes |
| Quiet Design | Yes |
| Maximum Coverage Area | 2,831 sq ft |
| Rough Opening Type | Square |
| Maximum Airflow | 3,543 cfm |
| Drive Type | Direct Drive |
| Blade Material | Steel |
| For Cut-Out Height | 22-1/2 in |
| Wattage | 451 W |
| Standards | UL Listed |
| Nameplate Voltage | 120V AC |
| Number of Speeds | 3 |
| Maximum Noise Level | Not Applicable |
| High-Efficiency Motor | Yes |
| Grille Width | 22 in |
| Includes Grill | Yes |
| Grille Length | 22 in |
| Coverage Area | 1,831 sq ft |
| For Cut-Out Width | 22-1/2 in |
| Country of Origin (subject to change) | United States |
| Package Quantity | 1 |